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<div class="title">tri.hpp</div>  </div>
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<a href="tri_8hpp.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="preprocessor">#pragma once</span></div>
<div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160; </div>
<div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="_static_asserts_8hpp.html">NumCpp/Core/Internal/StaticAsserts.hpp</a>&quot;</span></div>
<div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="_core_2_shape_8hpp.html">NumCpp/Core/Shape.hpp</a>&quot;</span></div>
<div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="_types_8hpp.html">NumCpp/Core/Types.hpp</a>&quot;</span></div>
<div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="_nd_array_8hpp.html">NumCpp/NdArray.hpp</a>&quot;</span></div>
<div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160; </div>
<div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespacenc.html">nc</a></div>
<div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;{</div>
<div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;    <span class="comment">//============================================================================</span></div>
<div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;    <span class="comment">// Method Description:</span></div>
<div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;<span class="comment"></span>    <span class="keyword">template</span>&lt;<span class="keyword">typename</span> dtype&gt;</div>
<div class="line"><a name="l00051"></a><span class="lineno"><a class="line" href="namespacenc.html#aa5530b43e1ccdeeaded7a26fdcb43798">   51</a></span>&#160;    <a class="code" href="classnc_1_1_nd_array.html">NdArray&lt;dtype&gt;</a> <a class="code" href="namespacenc.html#aa5530b43e1ccdeeaded7a26fdcb43798">tril</a>(<a class="code" href="namespacenc.html#af0f49663fb63332596e2e6327009d581">uint32</a> inN, <a class="code" href="namespacenc.html#a9386099a0fdc2bc9fb0dbfde5606584d">int32</a> inOffset = 0) </div>
<div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;    {</div>
<div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;        <a class="code" href="_static_asserts_8hpp.html#a1589f74d429e30786c65cda69b17ab96">STATIC_ASSERT_ARITHMETIC_OR_COMPLEX</a>(dtype);</div>
<div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160; </div>
<div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;        <a class="code" href="namespacenc.html#af0f49663fb63332596e2e6327009d581">uint32</a> rowStart = 0;</div>
<div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;        <a class="code" href="namespacenc.html#af0f49663fb63332596e2e6327009d581">uint32</a> colStart = 0;</div>
<div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;        <span class="keywordflow">if</span> (inOffset &gt; 0)</div>
<div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;        {</div>
<div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;            colStart = inOffset;</div>
<div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;        }</div>
<div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;        <span class="keywordflow">else</span></div>
<div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;        {</div>
<div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;            rowStart = inOffset * -1;</div>
<div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;        }</div>
<div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160; </div>
<div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;        <a class="code" href="classnc_1_1_nd_array.html">NdArray&lt;dtype&gt;</a> returnArray(inN);</div>
<div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;        returnArray.<a class="code" href="classnc_1_1_nd_array.html#acac210ad3d3bd973be4bece6e6b625ed">zeros</a>();</div>
<div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;        <span class="keywordflow">for</span> (<a class="code" href="namespacenc.html#af0f49663fb63332596e2e6327009d581">uint32</a> row = rowStart; row &lt; inN; ++row)</div>
<div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;        {</div>
<div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;            <span class="keywordflow">for</span> (<a class="code" href="namespacenc.html#af0f49663fb63332596e2e6327009d581">uint32</a> col = 0; col &lt; row + colStart + 1 - rowStart; ++col)</div>
<div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;            {</div>
<div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;                <span class="keywordflow">if</span> (col == inN)</div>
<div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;                {</div>
<div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;                    <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;                }</div>
<div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160; </div>
<div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;                returnArray(row, col) = dtype{ 1 };</div>
<div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;            }</div>
<div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;        }</div>
<div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160; </div>
<div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;        <span class="keywordflow">return</span> returnArray;</div>
<div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;    }</div>
<div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160; </div>
<div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160;    <span class="comment">//============================================================================</span></div>
<div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;    <span class="comment">// Method Description:</span></div>
<div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160;<span class="comment"></span>    <span class="keyword">template</span>&lt;<span class="keyword">typename</span> dtype&gt;</div>
<div class="line"><a name="l00099"></a><span class="lineno"><a class="line" href="namespacenc.html#a7c46d843ef0c6ea562cb89f9732d89ab">   99</a></span>&#160;    <a class="code" href="classnc_1_1_nd_array.html">NdArray&lt;dtype&gt;</a> <a class="code" href="namespacenc.html#aa5530b43e1ccdeeaded7a26fdcb43798">tril</a>(<a class="code" href="namespacenc.html#af0f49663fb63332596e2e6327009d581">uint32</a> inN, <a class="code" href="namespacenc.html#af0f49663fb63332596e2e6327009d581">uint32</a> inM, <a class="code" href="namespacenc.html#a9386099a0fdc2bc9fb0dbfde5606584d">int32</a> inOffset = 0) </div>
<div class="line"><a name="l00100"></a><span class="lineno">  100</span>&#160;    {</div>
<div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160;        <a class="code" href="_static_asserts_8hpp.html#a1589f74d429e30786c65cda69b17ab96">STATIC_ASSERT_ARITHMETIC_OR_COMPLEX</a>(dtype);</div>
<div class="line"><a name="l00102"></a><span class="lineno">  102</span>&#160; </div>
<div class="line"><a name="l00103"></a><span class="lineno">  103</span>&#160;        <a class="code" href="namespacenc.html#af0f49663fb63332596e2e6327009d581">uint32</a> rowStart = 0;</div>
<div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160;        <a class="code" href="namespacenc.html#af0f49663fb63332596e2e6327009d581">uint32</a> colStart = 0;</div>
<div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160;        <span class="keywordflow">if</span> (inOffset &gt; 0)</div>
<div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;        {</div>
<div class="line"><a name="l00107"></a><span class="lineno">  107</span>&#160;            colStart = inOffset;</div>
<div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;        }</div>
<div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160;        <span class="keywordflow">else</span> <span class="keywordflow">if</span> (inOffset &lt; 0)</div>
<div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;        {</div>
<div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;            rowStart = inOffset * -1;</div>
<div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;        }</div>
<div class="line"><a name="l00113"></a><span class="lineno">  113</span>&#160; </div>
<div class="line"><a name="l00114"></a><span class="lineno">  114</span>&#160;        <a class="code" href="classnc_1_1_nd_array.html">NdArray&lt;dtype&gt;</a> returnArray(inN, inM);</div>
<div class="line"><a name="l00115"></a><span class="lineno">  115</span>&#160;        returnArray.<a class="code" href="classnc_1_1_nd_array.html#acac210ad3d3bd973be4bece6e6b625ed">zeros</a>();</div>
<div class="line"><a name="l00116"></a><span class="lineno">  116</span>&#160;        <span class="keywordflow">for</span> (<a class="code" href="namespacenc.html#af0f49663fb63332596e2e6327009d581">uint32</a> row = rowStart; row &lt; inN; ++row)</div>
<div class="line"><a name="l00117"></a><span class="lineno">  117</span>&#160;        {</div>
<div class="line"><a name="l00118"></a><span class="lineno">  118</span>&#160;            <span class="keywordflow">for</span> (<a class="code" href="namespacenc.html#af0f49663fb63332596e2e6327009d581">uint32</a> col = 0; col &lt; row + colStart + 1 - rowStart; ++col)</div>
<div class="line"><a name="l00119"></a><span class="lineno">  119</span>&#160;            {</div>
<div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;                <span class="keywordflow">if</span> (col == inM)</div>
<div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;                {</div>
<div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;                    <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;                }</div>
<div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160; </div>
<div class="line"><a name="l00125"></a><span class="lineno">  125</span>&#160;                returnArray(row, col) = dtype{ 1 };</div>
<div class="line"><a name="l00126"></a><span class="lineno">  126</span>&#160;            }</div>
<div class="line"><a name="l00127"></a><span class="lineno">  127</span>&#160;        }</div>
<div class="line"><a name="l00128"></a><span class="lineno">  128</span>&#160; </div>
<div class="line"><a name="l00129"></a><span class="lineno">  129</span>&#160;        <span class="keywordflow">return</span> returnArray;</div>
<div class="line"><a name="l00130"></a><span class="lineno">  130</span>&#160;    }</div>
<div class="line"><a name="l00131"></a><span class="lineno">  131</span>&#160; </div>
<div class="line"><a name="l00132"></a><span class="lineno">  132</span>&#160;    <span class="comment">// forward declare</span></div>
<div class="line"><a name="l00133"></a><span class="lineno">  133</span>&#160;    <span class="keyword">template</span>&lt;<span class="keyword">typename</span> dtype&gt;</div>
<div class="line"><a name="l00134"></a><span class="lineno">  134</span>&#160;    NdArray&lt;dtype&gt; <a class="code" href="namespacenc.html#a05c4de5a2c55f32884dec4b1d5634a36">triu</a>(<a class="code" href="namespacenc.html#af0f49663fb63332596e2e6327009d581">uint32</a> inN, <a class="code" href="namespacenc.html#af0f49663fb63332596e2e6327009d581">uint32</a> inM, <a class="code" href="namespacenc.html#a9386099a0fdc2bc9fb0dbfde5606584d">int32</a> inOffset = 0) ;</div>
<div class="line"><a name="l00135"></a><span class="lineno">  135</span>&#160; </div>
<div class="line"><a name="l00136"></a><span class="lineno">  136</span>&#160;    <span class="comment">//============================================================================</span></div>
<div class="line"><a name="l00137"></a><span class="lineno">  137</span>&#160;    <span class="comment">// Method Description:</span></div>
<div class="line"><a name="l00153"></a><span class="lineno">  153</span>&#160;<span class="comment"></span>    <span class="keyword">template</span>&lt;<span class="keyword">typename</span> dtype&gt;</div>
<div class="line"><a name="l00154"></a><span class="lineno"><a class="line" href="namespacenc.html#a0fc9894890a23f64d3a676f595920a9a">  154</a></span>&#160;    <a class="code" href="classnc_1_1_nd_array.html">NdArray&lt;dtype&gt;</a> <a class="code" href="namespacenc.html#aa5530b43e1ccdeeaded7a26fdcb43798">tril</a>(<span class="keyword">const</span> <a class="code" href="classnc_1_1_nd_array.html">NdArray&lt;dtype&gt;</a>&amp; inArray, <a class="code" href="namespacenc.html#a9386099a0fdc2bc9fb0dbfde5606584d">int32</a> inOffset = 0) </div>
<div class="line"><a name="l00155"></a><span class="lineno">  155</span>&#160;    {</div>
<div class="line"><a name="l00156"></a><span class="lineno">  156</span>&#160;        <a class="code" href="_static_asserts_8hpp.html#a1589f74d429e30786c65cda69b17ab96">STATIC_ASSERT_ARITHMETIC_OR_COMPLEX</a>(dtype);</div>
<div class="line"><a name="l00157"></a><span class="lineno">  157</span>&#160; </div>
<div class="line"><a name="l00158"></a><span class="lineno">  158</span>&#160;        <span class="keyword">const</span> <a class="code" href="classnc_1_1_shape.html">Shape</a> inShape = inArray.<a class="code" href="classnc_1_1_nd_array.html#a2d1b4adfe3c9897ffe3dca45e357b2b4">shape</a>();</div>
<div class="line"><a name="l00159"></a><span class="lineno">  159</span>&#160;        <span class="keyword">auto</span> outArray = inArray.<a class="code" href="classnc_1_1_nd_array.html#a1f2d2aacc254129f36b0557a661e6664">copy</a>();</div>
<div class="line"><a name="l00160"></a><span class="lineno">  160</span>&#160;        outArray.<a class="code" href="classnc_1_1_nd_array.html#a52e65ffbf29d168d53ac7605acb69b4e">putMask</a>(triu&lt;bool&gt;(inShape.<a class="code" href="classnc_1_1_shape.html#a6f89f699dea6eb89eef19e00c92b223a">rows</a>, inShape.<a class="code" href="classnc_1_1_shape.html#aae1a3c997648aacaefb60d0e6d0bf10d">cols</a>, inOffset + 1), 0);</div>
<div class="line"><a name="l00161"></a><span class="lineno">  161</span>&#160;        <span class="keywordflow">return</span> outArray;</div>
<div class="line"><a name="l00162"></a><span class="lineno">  162</span>&#160;    }</div>
<div class="line"><a name="l00163"></a><span class="lineno">  163</span>&#160; </div>
<div class="line"><a name="l00164"></a><span class="lineno">  164</span>&#160;    <span class="comment">//============================================================================</span></div>
<div class="line"><a name="l00165"></a><span class="lineno">  165</span>&#160;    <span class="comment">// Method Description:</span></div>
<div class="line"><a name="l00178"></a><span class="lineno">  178</span>&#160;<span class="comment"></span>    <span class="keyword">template</span>&lt;<span class="keyword">typename</span> dtype&gt;</div>
<div class="line"><a name="l00179"></a><span class="lineno"><a class="line" href="namespacenc.html#a05c4de5a2c55f32884dec4b1d5634a36">  179</a></span>&#160;    <a class="code" href="classnc_1_1_nd_array.html">NdArray&lt;dtype&gt;</a> <a class="code" href="namespacenc.html#a05c4de5a2c55f32884dec4b1d5634a36">triu</a>(<a class="code" href="namespacenc.html#af0f49663fb63332596e2e6327009d581">uint32</a> inN, <a class="code" href="namespacenc.html#af0f49663fb63332596e2e6327009d581">uint32</a> inM, <a class="code" href="namespacenc.html#a9386099a0fdc2bc9fb0dbfde5606584d">int32</a> inOffset) </div>
<div class="line"><a name="l00180"></a><span class="lineno">  180</span>&#160;    {</div>
<div class="line"><a name="l00181"></a><span class="lineno">  181</span>&#160;        <a class="code" href="_static_asserts_8hpp.html#a1589f74d429e30786c65cda69b17ab96">STATIC_ASSERT_ARITHMETIC_OR_COMPLEX</a>(dtype);</div>
<div class="line"><a name="l00182"></a><span class="lineno">  182</span>&#160; </div>
<div class="line"><a name="l00183"></a><span class="lineno">  183</span>&#160;        <span class="comment">// because i&#39;m stealing the lines of code from tril and reversing it, this is necessary</span></div>
<div class="line"><a name="l00184"></a><span class="lineno">  184</span>&#160;        inOffset -= 1;</div>
<div class="line"><a name="l00185"></a><span class="lineno">  185</span>&#160; </div>
<div class="line"><a name="l00186"></a><span class="lineno">  186</span>&#160;        <a class="code" href="namespacenc.html#af0f49663fb63332596e2e6327009d581">uint32</a> rowStart = 0;</div>
<div class="line"><a name="l00187"></a><span class="lineno">  187</span>&#160;        <a class="code" href="namespacenc.html#af0f49663fb63332596e2e6327009d581">uint32</a> colStart = 0;</div>
<div class="line"><a name="l00188"></a><span class="lineno">  188</span>&#160;        <span class="keywordflow">if</span> (inOffset &gt; 0)</div>
<div class="line"><a name="l00189"></a><span class="lineno">  189</span>&#160;        {</div>
<div class="line"><a name="l00190"></a><span class="lineno">  190</span>&#160;            colStart = inOffset;</div>
<div class="line"><a name="l00191"></a><span class="lineno">  191</span>&#160;        }</div>
<div class="line"><a name="l00192"></a><span class="lineno">  192</span>&#160;        <span class="keywordflow">else</span> <span class="keywordflow">if</span> (inOffset &lt; 0)</div>
<div class="line"><a name="l00193"></a><span class="lineno">  193</span>&#160;        {</div>
<div class="line"><a name="l00194"></a><span class="lineno">  194</span>&#160;            rowStart = inOffset * -1;</div>
<div class="line"><a name="l00195"></a><span class="lineno">  195</span>&#160;        }</div>
<div class="line"><a name="l00196"></a><span class="lineno">  196</span>&#160; </div>
<div class="line"><a name="l00197"></a><span class="lineno">  197</span>&#160;        <a class="code" href="classnc_1_1_nd_array.html">NdArray&lt;dtype&gt;</a> returnArray(inN, inM);</div>
<div class="line"><a name="l00198"></a><span class="lineno">  198</span>&#160;        returnArray.<a class="code" href="classnc_1_1_nd_array.html#ac6e5a0c875c593a6bc1970745af3684b">ones</a>();</div>
<div class="line"><a name="l00199"></a><span class="lineno">  199</span>&#160;        <span class="keywordflow">for</span> (<a class="code" href="namespacenc.html#af0f49663fb63332596e2e6327009d581">uint32</a> row = rowStart; row &lt; inN; ++row)</div>
<div class="line"><a name="l00200"></a><span class="lineno">  200</span>&#160;        {</div>
<div class="line"><a name="l00201"></a><span class="lineno">  201</span>&#160;            <span class="keywordflow">for</span> (<a class="code" href="namespacenc.html#af0f49663fb63332596e2e6327009d581">uint32</a> col = 0; col &lt; row + colStart + 1 - rowStart; ++col)</div>
<div class="line"><a name="l00202"></a><span class="lineno">  202</span>&#160;            {</div>
<div class="line"><a name="l00203"></a><span class="lineno">  203</span>&#160;                <span class="keywordflow">if</span> (col == inM)</div>
<div class="line"><a name="l00204"></a><span class="lineno">  204</span>&#160;                {</div>
<div class="line"><a name="l00205"></a><span class="lineno">  205</span>&#160;                    <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00206"></a><span class="lineno">  206</span>&#160;                }</div>
<div class="line"><a name="l00207"></a><span class="lineno">  207</span>&#160; </div>
<div class="line"><a name="l00208"></a><span class="lineno">  208</span>&#160;                returnArray(row, col) = dtype{ 0 };</div>
<div class="line"><a name="l00209"></a><span class="lineno">  209</span>&#160;            }</div>
<div class="line"><a name="l00210"></a><span class="lineno">  210</span>&#160;        }</div>
<div class="line"><a name="l00211"></a><span class="lineno">  211</span>&#160; </div>
<div class="line"><a name="l00212"></a><span class="lineno">  212</span>&#160;        <span class="keywordflow">return</span> returnArray;</div>
<div class="line"><a name="l00213"></a><span class="lineno">  213</span>&#160;    }</div>
<div class="line"><a name="l00214"></a><span class="lineno">  214</span>&#160; </div>
<div class="line"><a name="l00215"></a><span class="lineno">  215</span>&#160;    <span class="comment">//============================================================================</span></div>
<div class="line"><a name="l00216"></a><span class="lineno">  216</span>&#160;    <span class="comment">// Method Description:</span></div>
<div class="line"><a name="l00228"></a><span class="lineno">  228</span>&#160;<span class="comment"></span>    <span class="keyword">template</span>&lt;<span class="keyword">typename</span> dtype&gt;</div>
<div class="line"><a name="l00229"></a><span class="lineno"><a class="line" href="namespacenc.html#ab8fb31254bc1cdd83667f4f2ac3604c8">  229</a></span>&#160;    <a class="code" href="classnc_1_1_nd_array.html">NdArray&lt;dtype&gt;</a> <a class="code" href="namespacenc.html#a05c4de5a2c55f32884dec4b1d5634a36">triu</a>(<a class="code" href="namespacenc.html#af0f49663fb63332596e2e6327009d581">uint32</a> inN, <a class="code" href="namespacenc.html#a9386099a0fdc2bc9fb0dbfde5606584d">int32</a> inOffset = 0) </div>
<div class="line"><a name="l00230"></a><span class="lineno">  230</span>&#160;    {</div>
<div class="line"><a name="l00231"></a><span class="lineno">  231</span>&#160;        <a class="code" href="_static_asserts_8hpp.html#a1589f74d429e30786c65cda69b17ab96">STATIC_ASSERT_ARITHMETIC_OR_COMPLEX</a>(dtype);</div>
<div class="line"><a name="l00232"></a><span class="lineno">  232</span>&#160; </div>
<div class="line"><a name="l00233"></a><span class="lineno">  233</span>&#160;        <span class="keywordflow">return</span> tril&lt;dtype&gt;(inN, -inOffset).transpose();</div>
<div class="line"><a name="l00234"></a><span class="lineno">  234</span>&#160;    }</div>
<div class="line"><a name="l00235"></a><span class="lineno">  235</span>&#160; </div>
<div class="line"><a name="l00236"></a><span class="lineno">  236</span>&#160;    <span class="comment">//============================================================================</span></div>
<div class="line"><a name="l00237"></a><span class="lineno">  237</span>&#160;    <span class="comment">// Method Description:</span></div>
<div class="line"><a name="l00253"></a><span class="lineno">  253</span>&#160;<span class="comment"></span>    <span class="keyword">template</span>&lt;<span class="keyword">typename</span> dtype&gt;</div>
<div class="line"><a name="l00254"></a><span class="lineno"><a class="line" href="namespacenc.html#a6719a9ad06f8286f1a18f91df4d9b049">  254</a></span>&#160;    <a class="code" href="classnc_1_1_nd_array.html">NdArray&lt;dtype&gt;</a> <a class="code" href="namespacenc.html#a05c4de5a2c55f32884dec4b1d5634a36">triu</a>(<span class="keyword">const</span> <a class="code" href="classnc_1_1_nd_array.html">NdArray&lt;dtype&gt;</a>&amp; inArray, <a class="code" href="namespacenc.html#a9386099a0fdc2bc9fb0dbfde5606584d">int32</a> inOffset = 0) </div>
<div class="line"><a name="l00255"></a><span class="lineno">  255</span>&#160;    {</div>
<div class="line"><a name="l00256"></a><span class="lineno">  256</span>&#160;        <a class="code" href="_static_asserts_8hpp.html#a1589f74d429e30786c65cda69b17ab96">STATIC_ASSERT_ARITHMETIC_OR_COMPLEX</a>(dtype);</div>
<div class="line"><a name="l00257"></a><span class="lineno">  257</span>&#160; </div>
<div class="line"><a name="l00258"></a><span class="lineno">  258</span>&#160;        <span class="keyword">const</span> <a class="code" href="classnc_1_1_shape.html">Shape</a> inShape = inArray.<a class="code" href="classnc_1_1_nd_array.html#a2d1b4adfe3c9897ffe3dca45e357b2b4">shape</a>();</div>
<div class="line"><a name="l00259"></a><span class="lineno">  259</span>&#160;        <span class="keyword">auto</span> outArray = inArray.<a class="code" href="classnc_1_1_nd_array.html#a1f2d2aacc254129f36b0557a661e6664">copy</a>();</div>
<div class="line"><a name="l00260"></a><span class="lineno">  260</span>&#160;        outArray.<a class="code" href="classnc_1_1_nd_array.html#a52e65ffbf29d168d53ac7605acb69b4e">putMask</a>(tril&lt;bool&gt;(inShape.<a class="code" href="classnc_1_1_shape.html#a6f89f699dea6eb89eef19e00c92b223a">rows</a>, inShape.<a class="code" href="classnc_1_1_shape.html#aae1a3c997648aacaefb60d0e6d0bf10d">cols</a>, inOffset - 1), 0);</div>
<div class="line"><a name="l00261"></a><span class="lineno">  261</span>&#160;        <span class="keywordflow">return</span> outArray;</div>
<div class="line"><a name="l00262"></a><span class="lineno">  262</span>&#160;    }</div>
<div class="line"><a name="l00263"></a><span class="lineno">  263</span>&#160;}  <span class="comment">// namespace nc</span></div>
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<div class="ttc" id="aclassnc_1_1_nd_array_html_a1f2d2aacc254129f36b0557a661e6664"><div class="ttname"><a href="classnc_1_1_nd_array.html#a1f2d2aacc254129f36b0557a661e6664">nc::NdArray::copy</a></div><div class="ttdeci">NdArray&lt; dtype &gt; copy() const</div><div class="ttdef"><b>Definition:</b> NdArrayCore.hpp:2414</div></div>
<div class="ttc" id="anamespacenc_html_a05c4de5a2c55f32884dec4b1d5634a36"><div class="ttname"><a href="namespacenc.html#a05c4de5a2c55f32884dec4b1d5634a36">nc::triu</a></div><div class="ttdeci">NdArray&lt; dtype &gt; triu(uint32 inN, uint32 inM, int32 inOffset=0)</div><div class="ttdef"><b>Definition:</b> tri.hpp:179</div></div>
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<div class="ttc" id="aclassnc_1_1_nd_array_html_a52e65ffbf29d168d53ac7605acb69b4e"><div class="ttname"><a href="classnc_1_1_nd_array.html#a52e65ffbf29d168d53ac7605acb69b4e">nc::NdArray::putMask</a></div><div class="ttdeci">NdArray&lt; dtype &gt; &amp; putMask(const NdArray&lt; bool &gt; &amp;inMask, value_type inValue)</div><div class="ttdef"><b>Definition:</b> NdArrayCore.hpp:4008</div></div>
<div class="ttc" id="aclassnc_1_1_nd_array_html"><div class="ttname"><a href="classnc_1_1_nd_array.html">nc::NdArray&lt; dtype &gt;</a></div></div>
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<div class="ttc" id="a_nd_array_8hpp_html"><div class="ttname"><a href="_nd_array_8hpp.html">NdArray.hpp</a></div></div>
<div class="ttc" id="aclassnc_1_1_shape_html"><div class="ttname"><a href="classnc_1_1_shape.html">nc::Shape</a></div><div class="ttdoc">A Shape Class for NdArrays.</div><div class="ttdef"><b>Definition:</b> Core/Shape.hpp:40</div></div>
<div class="ttc" id="aclassnc_1_1_shape_html_aae1a3c997648aacaefb60d0e6d0bf10d"><div class="ttname"><a href="classnc_1_1_shape.html#aae1a3c997648aacaefb60d0e6d0bf10d">nc::Shape::cols</a></div><div class="ttdeci">uint32 cols</div><div class="ttdef"><b>Definition:</b> Core/Shape.hpp:45</div></div>
<div class="ttc" id="aclassnc_1_1_nd_array_html_acac210ad3d3bd973be4bece6e6b625ed"><div class="ttname"><a href="classnc_1_1_nd_array.html#acac210ad3d3bd973be4bece6e6b625ed">nc::NdArray::zeros</a></div><div class="ttdeci">NdArray&lt; dtype &gt; &amp; zeros() noexcept</div><div class="ttdef"><b>Definition:</b> NdArrayCore.hpp:4670</div></div>
<div class="ttc" id="a_core_2_shape_8hpp_html"><div class="ttname"><a href="_core_2_shape_8hpp.html">Shape.hpp</a></div></div>
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<div class="ttc" id="anamespacenc_html"><div class="ttname"><a href="namespacenc.html">nc</a></div><div class="ttdef"><b>Definition:</b> Coordinate.hpp:44</div></div>
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